'Then' definitions:

Definition of 'then'

(from WordNet)
adverb
Subsequently or soon afterward (often used as sentence connectors); "then he left"; "go left first, then right"; "first came lightning, then thunder"; "we watched the late movie and then went to bed"; "and so home and to bed" [syn: then, so, and so, and then]
adverb
In that case or as a consequence; "if he didn't take it, then who did?"; "keep it then if you want to"; "the case, then, is closed"; "you've made up your mind then?"; "then you'll be rich"
adverb
At that time; "I was young then"; "prices were lower back then"; "science as it was then taught"
adjective
At a specific prior time; "the then president"
noun
That time; that moment; "we will arrive before then"; "we were friends from then on"

Definition of 'Then'

From: GCIDE
  • Then \Then\ ([th][e^]n), adv. [Originally the same word as than. See Than.]
  • 1. At that time (referring to a time specified, either past or future). [1913 Webster]
  • And the Canaanite was then in the land. --Gen. xii. 6. [1913 Webster]
  • Now I know in part; but then shall I know even as also I am known. --1 Cor. xiii. 12. [1913 Webster]
  • 2. Soon afterward, or immediately; next; afterward. [1913 Webster]
  • First be reconciled to thy brother, and then come and offer thy gift. --Matt. v. 24. [1913 Webster]
  • 3. At another time; later; again. [1913 Webster]
  • One while the master is not aware of what is done, and then in other cases it may fall out to be own act. --L'Estrange. [1913 Webster]
  • By then. (a) By that time. (b) By the time that. [Obs.] [1913 Webster]
  • But that opinion, I trust, by then this following argument hath been well read, will be left for one of the mysteries of an indulgent Antichrist. --Milton. [1913 Webster]
  • Now and then. See under Now, adv.
  • Till then, until that time; until the time mentioned. --Milton. [1913 Webster]
  • Note: Then is often used elliptically, like an adjective, for then existing; as, the then administration. [1913 Webster]

Definition of 'Then'

From: GCIDE
  • Then \Then\, conj.
  • 1. Than. [Obs.] --Spenser. [1913 Webster]
  • 2. In that case; in consequence; as a consequence; therefore; for this reason. [1913 Webster]
  • If all this be so, then man has a natural freedom. --Locke. [1913 Webster]
  • Now, then, be all thy weighty cares away. --Dryden. [1913 Webster]
  • Syn: Therefore.
  • Usage: Then, Therefore. Both these words are used in reasoning; but therefore takes the lead, while then is rather subordinate or incidental. Therefore states reasons and draws inferences in form; then, to a great extent, takes the point as proved, and passes on to the general conclusion. "Therefore being justified by faith, we have peace with God." --Rom. v. 1. "So then faith cometh by hearing, and hearing by the word of God." --Rom. x. 17. [1913 Webster]

Synonyms of 'then'

From: Moby Thesaurus