Words · Meanings · Passages
Lexicon
Terms from the books in the Diotimos library, with definitions, translation notes, and links to their passages.
4,297 entries across 21 collectionsEntries
2,737–2,772 of 2,960
Treatise on the Philosophical Athanor
Khunrath's separate Athanor tract is named in a marginal direction to the reader.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Treatment and regimen
Therapeuein means to attend to or treat; iasthai to heal or cure.
Charmides
Trébutien and the printed witnesses
Trébutien is the historical editor of the two supplied printed witnesses, not the speaker of Guérin’s diary.
The Green Notebook
Tree
Trees supply shelter, rooted development, and visible change.
The Notebooks of Joseph Joubert, Volumes I–II · Centuries of Meditations+3 books
Trial
Épreuve is a trial or test and can also be an experiment through which something is learned.
The Green Notebook
Trial, permission, and an open ending
Peira is a trial, attempt or test.
Theages
Triangle
Trigōnon is a triangle.
Stobaeus, Volume I
Trinity
Trinity names the Christian confession of one God in three persons.
Centuries of Meditations
Trinity and triune
The repeated triune adjectives on p. 6 bind the gift formula together.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Trithemius
Trithemius is named through a letter addressed to Count Johannes von Westenburg.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Tropic circles
Tropikoi kykloi are turning circles, the celestial circles associated with the sun's seasonal limits.
Empedocles’ The Testimonia, Volume II
Troy, Trojans and Priam
The Trojans, holy Ilium and Priam appear in the Homeric passage about sacrifices the gods refuse.
Alcibiades II
True opinion and the unproved bridge
Alēthēs is true, and alētheia truth.
Minos
Trumpets of Truth
The trumpets announce evidence against the denial that the Philosophers' Stone has existed or can be attained.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Trust
Pisteuein is to trust, believe or rely upon; the perfect participles at 146a and 146c describe people who have placed their reliance in something.
Alcibiades II · The Notebooks of Joseph Joubert, Volumes I–II+1 book
Trust and persuasion
Pistis is trust, confidence, or conviction; the source prints several inflected forms.
Empedocles’ Complete Fragments, Volume I
Truth
Alētheia is truth; alēthēs means true.
Stobaeus, Volume I · The Notebooks of Joseph Joubert, Volumes I–II+2 books
Truth and consistency
Truth is said to be always and everywhere consonant with itself.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Truth and falsehood
Alēthēs means true; alētheia truth.
Charmides
Truth and hatred
Truth is both the criterion of the argument and the cause in whose service Khunrath explains his public speech.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Truth-Unerring
Nēmertēs means unerring or unfailing.
Empedocles’ Complete Fragments, Volume I
Truth, mathematical figures, and immutable principles
Veritas here concerns the genuine being and intelligible integrity of things as well as the correctness of knowing.
Marsilio Ficino’s Platonic Theology, Volume II
Turba
The Turba is a cited voice of the philosophical tradition, appearing both through another author and directly.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Turning and direction
Vertere and versare concern turning; dirigere directing; ducere leading.
Marsilio Ficino’s Platonic Theology, Volume I
Twelve
Duodecim is twelve; duodenarius is a twelvefold grouping or number; duodenarii marks multiple such groups.
Marsilio Ficino’s Platonic Theology, Volume I
Twice-bearing
Δίγονοι is an isolated plural adjective.
Empedocles’ Complete Fragments, Volume I
Twins and triplets
Didyma and tridyma are twins and triplets; gemini is the Latin word for twins.
Empedocles’ The Testimonia, Volume II
Two Roads
The “two roads” are Khunrath’s two permitted relations between the catholic matter and metallic specification.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Two secrets
The two foremost secrets are recognition of the true matter and its due preparation.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Twofold Mercury and Rebis
Twofold Mercury is Mercury with the Philosophers' sulphur.
Heinrich Khunrath’s Magnesia Catholica Philosophorum
Tyrant
Τυραννεῖν is to act or rule as a tyrant; τυραννίς names tyranny.
Alcibiades I · The Lovers+3 books
Ugly and shameful
Aischros is the evaluative opposite of kalos: it can describe what looks ugly as well as what is shameful, base or improper.
Charmides
Umbilical vessels
Angeia are vessels or receptacles.
Empedocles’ The Testimonia, Volume II
Unaffected sense
Apathēs means unaffected or not undergoing an affection; kōphoterai means duller or less acute.
Empedocles’ The Testimonia, Volume II
Unbelief
Incrédulité ranges from a disposition of mind to a systematic rejection described as an active state of conflict.
The Notebooks of Joseph Joubert, Volumes I–II
Unchanging
Ametablētos denies change.
Stobaeus, Volume I · Centuries of Meditations
Books in the Lexicon
October 2026
Plato’s Alcibiades I Lexicon
Alcibiades I · Plato
176 entries · 701 subsidiary terms
October 2026
Plato’s Alcibiades II Lexicon
Alcibiades II · Plato
94 entries · 290 subsidiary terms
October 2026
Traherne Lexicon
Centuries of Meditations · Thomas Traherne
471 entries · 0 subsidiary terms
October 2026
Plato’s Charmides Lexicon
Charmides · Plato
173 entries · 777 subsidiary terms
October 2026
Empedocles Lexicon
Empedocles, Volumes I–II · Empedocles of Acragas
490 entries · 0 subsidiary terms
October 2026
Plato’s Epinomis Lexicon
Epinomis · Plato
77 entries · 1,061 subsidiary terms
October 2026
Flatland Literary Lexicon
Flatland: A Romance of Many Dimensions · Edwin A. Abbott
85 entries · 476 subsidiary terms
October 2026
Khunrath Lexicon
Heinrich Khunrath’s Magnesia Catholica Philosophorum · Heinrich Khunrath
326 entries · 0 subsidiary terms
October 2026
Plato’s Hipparchus Lexicon
Hipparchus · Plato
90 entries · 291 subsidiary terms
October 2026
Baudelaire Literary Lexicon
Intimate Journals · Charles Baudelaire
80 entries · 323 subsidiary terms
October 2026
Plato’s Lysis Lexicon
Lysis · Plato
239 entries · 0 subsidiary terms
October 2026
Ficino’s Platonic Theology, Volume I Lexicon
Marsilio Ficino’s Platonic Theology, Volume I · Marsilio Ficino
231 entries · 1,313 subsidiary terms
October 2026
Ficino’s Platonic Theology, Volume II Lexicon
Marsilio Ficino’s Platonic Theology, Volume II · Marsilio Ficino
148 entries · 1,398 subsidiary terms
October 2026
Plato’s Minos Lexicon
Minos · Plato
54 entries · 506 subsidiary terms
October 2026
René Literary Lexicon
René · François-René de Chateaubriand
81 entries · 275 subsidiary terms
October 2026
Stobaeus Lexicon
Stobaeus, Volume I · John Stobaeus
610 entries · 85 subsidiary terms
October 2026
Burton’s Anatomy of Melancholy Lexicon
The Anatomy of Melancholy · Robert Burton
103 entries · 3,864 subsidiary terms
October 2026
Guérin Lexicon
The Green Notebook · Maurice de Guérin
165 entries · 0 subsidiary terms
October 2026
Plato’s Lovers Lexicon
The Lovers · Plato
83 entries · 361 subsidiary terms
October 2026
Joubert Lexicon
The Notebooks of Joseph Joubert, Volumes I–II · Joseph Joubert
459 entries · 110 subsidiary terms
October 2026
Plato’s Theages Lexicon
Theages · Plato
62 entries · 510 subsidiary terms