What's the difference between be and when?

Be


Definition:

  • (v. i.) To exist actually, or in the world of fact; to have ex/stence.
  • (v. i.) To exist in a certain manner or relation, -- whether as a reality or as a product of thought; to exist as the subject of a certain predicate, that is, as having a certain attribute, or as belonging to a certain sort, or as identical with what is specified, -- a word or words for the predicate being annexed; as, to be happy; to be here; to be large, or strong; to be an animal; to be a hero; to be a nonentity; three and two are five; annihilation is the cessation of existence; that is the man.
  • (v. i.) To take place; to happen; as, the meeting was on Thursday.
  • (v. i.) To signify; to represent or symbolize; to answer to.

Example Sentences:

When


Definition:

  • (adv.) At what time; -- used interrogatively.
  • (adv.) At what time; at, during, or after the time that; at or just after, the moment that; -- used relatively.
  • (adv.) While; whereas; although; -- used in the manner of a conjunction to introduce a dependent adverbial sentence or clause, having a causal, conditional, or adversative relation to the principal proposition; as, he chose to turn highwayman when he might have continued an honest man; he removed the tree when it was the best in the grounds.
  • (adv.) Which time; then; -- used elliptically as a noun.

Example Sentences: