ἄρρητος, ον, also η, ον [
Refs 5th c.BC+]:—
unspoken, ἔπος προέηκεν ὅ πέρ τ᾽ ἄρρητον ἄμεινον[
Refs 8th c.BC+]; οὐκ ἐπ᾽ ἀρρήτοις γε τοῖς ἐμοῖς λόγοις not
without warning
spoken by me, [
Refs 5th c.BC+].
adverb -τως, σιγᾶν[
Refs 4th c.BC+]
II)
that cannot be spoken or
expressed, ἀδιανόητον καὶ ἄ. καὶ ἄφθεγκτον καὶ ἄλογον[
Refs 5th c.BC+]: hence,
unspeakable, immense, [
Refs 1st c.BC+]
III)
not to be spoken: hence,
III.1)
not to be divulged, ἱροργίαι, ἱρά, [
Refs 5th c.BC+]; διδακτά τε ἄρρητά τ᾽, i.e.things profane and
sacred, [
Refs 5th c.BC+]; ἄ. κόρη the maid
whom none may name (i.e. Persephone), [
Refs 5th c.BC+]; ἀρρήτων θέσμια, i.e. of Demeter and Persephone, [
Refs]
III.2)
unutterable, horrible, δεῖπνα[
Refs 5th c.BC+]; ἄρρητ᾽ ἀρρήτων 'deeds without a name', [
Refs 5th c.BC+]
III.3)
shameful to be spoken, ῥητόν τ᾽ ἄ. τ᾽ ἔπος[
Refs]; ῥητὰ καὶ ἄ. ὀνομάζων 'dicenda
tacenda locutus', [
Refs 4th c.BC+].
adverb -τως[
Refs 3rd c.AD+]
IV) of numbers, ἄρρητα, τά,
irrationals, surds, opposed to ῥητά, [
Refs 5th c.BC+]