Condition \Con*di"tion\, v. i. [imp. & p. p. Conditioned; p. pr. & vb. n. Conditioning.]

1. To make terms; to stipulate.

Pay me back my credit, And I'll condition with ye. --Beau. & Fl.

2. (Metaph.) To impose upon an object those relations or conditions without which knowledge and thought are alleged to be impossible.

To think of a thing is to condition. --Sir W. Hamilton.

Source: Webster's Revised Unabridged Dictionary (1913)