εἰμί The whole of the pres. ind. (except 2nd sg. εἶ) may be enclitic when εἰμί is the Copula; but the 3rd sg. is written ἔστι in certain cases of emphasis, e. g. ἔστι μοι, I have: when used as Verb Subst., it retains the accent in all persons.
A.as Substantive Verb, to be, to exist, οὐκ ἔσθ᾽ οὗτος ἀνήρ, οὐδ᾽ ἔσσεται Od.; τεθνηῶτος, μηδ᾽ ἔτ᾽ ἐόντος id=Od.; οὐκέτ᾽ ἔστι he is no more, Eur.; θεοὶ αἰὲν ἐόντες Il.; ἐσσόμενοι posterity, id=Il.; ζώντων καὶ ὄντων Ἀθηναίων Dem.:—so of cities, etc., ὄλωλεν, οὐδ᾽ ἔτ᾽ ἔστι Τροία (cf. Troja fuit), Eur.
II.of things, to be, exist, εἰ ἔστιν ἀληθέως [ἡ τράπεζα] Hdt.; ἕως ἂν ὁ πόλεμος ἦι so long as it last, Thuc.
III.to be, opp. to appearing to be, as esse to videri, τὸν ἐόντα λόγον the true story, Hdt.; τὰ ὄντα ἀπαγγέλλειν Thuc.; τῶι ὄντι, Lat. revera, in reality, in fact, Plat.
IV.foll. by the Relative, οὐκ ἔστιν ὅς, no one, Il., etc.; εἰσὶν οἵ, Lat. sunt qui, Thuc., etc.; ἐστὶν ἅ some things, id=Thuc.; also ἔστιν οἵ, for εἰσὶν οἵ, Hdt., etc.:—so withrelat. Particles, ἔστιν ἔνθα, Lat. est ubi, Xen., etc.; ἔστιν ὅπη, ἔσθ᾽ ὅπου, somewhere, or somehow, Plat., etc.; ἔστιν ὅπως in some manner, Hdt., etc.; ἔστιν ὅτε, ἔσθ᾽ ὅτε, sometimes, Soph., etc.
B.to be, Copula connecting predicate with subject, both being in the same case, Hom., etc.
