λιβανωτός
From LSJ
κάλλιστον ἐφόδιον τῷ γήρᾳ ἡ παιδεία (Aristotle, quoted by Diogenes Laertius 5.21) → the finest provision for old age is education
English (LSJ)
ὁ, also ἡ Men.Sam.Fr.1:—
A frankincense, the gum of the tree λίβανος, used to burn at sacrifices, Xenoph.1.7, Hdt.1.183, 2.40, 86, Ar.Nu.426, V.96, Ra.871, Thphr.HP4.4.14, etc.; λ. ὑπὲρ αὐτῶν ἐπιτιθέναι Antipho 1.18: called, when in small pieces, χόνδρος λιβανωτοῦ Luc.Sat.16; when pounded, μάννα λιβανωτοῦ Gp.6.6.1; cf. λιβανομάννα: the best kind was λ. ἄρρην Dsc.1.68, Alciphr. 2.4. 2 = λίβανος 1, Thphr.HP9.1.6. II the frankincensemarket, Eup.304, Chamael. ap. Ath.9.374b. III = λιβανωτρίς, Apoc.8.3, 5.