a twin; Didymus, the Greek equivalent to the name Thomas, Jn. 11:16; 20:24; 21:2*

a didrachmon, or double drachma, a silver coin equal to the drachma of Alexandria, to two Attic drachmas, to two Roman denarii, and to the half-shekel of the Jews, Mt. 17:24 (2x)*

instruction, the giving of instruction, teaching, Mk. 4:2; 12:38; instruction, what is taught, doctrine, Mt. 16:12; Jn. 7:16, 17; meton. mode of teaching and kind of doctrine taught, Mt. 7:28; Mk. 1:27

to teach, Mt. 4:23; 22:16; to teach or speak in a public assembly, 1 Tim. 2:12; to direct, admonish, Mt. 28:15; Rom. 2:21

a teacher, master, Rom. 2:20; in NT as an equivalent, to ῥαββι, Jn. 1:39

the act, or occupation of teaching, Rom. 12:7; 1 Tim. 4:13; information, instruction, Rom. 15:4; 2 Tim. 3:16; matter taught, precept, doctrine, Mt. 15:9; 1 Tim. 1:10

pr. taught, teachable, of things; in NT taught, of person, Jn. 6:45; 1 Cor. 2:13*

apt, or qualified to teach, 1 Tim. 3:2; 2 Tim. 2:24*