precipitate
1. pre.cip.i.tate \pri-'sip-*-.ta-t\ \-.ta-t-iv\ \-.ta-t-*r\ vb [L praecipitatus, pp. of praecipitare, fr. praecipit-, pra]eceps 1a: to throw violently : HURL 1b: to throw down 2a: to urge or press on with haste or violence 2b: to bring on abruptly 3a: to cause to separate from solution or suspension 3b: to cause (vapor) to condense and fall or deposit 1a: to fall headlong 1b: to fall or come suddenly into some condition 2: to move or act precipitately 3a: to separate from solution or suspension 3b: to condense from a vapor and fall as rain or snow - pre.cip.i.ta.tive aj 2. pre.cip.i.tate \pri-'sip-*t-*t, -*-.ta-t\ n [NL praecipitatum, fr. L, neut. of praecipitatus] 1: a substance separated from a solution or suspension by chemical or physi cal change usu. as an insoluble amorphous or crystalline solid 2: a product, result, or outcome of some process or action 3. pre.cip.i.tate \pri-'sip-*t-*t\ aj 1: exhibiting violent or unwise speed : RASH 2a: falling, flowing, or rushing with steep descent 2b: PRECIPITOUS MSUDDEN mean showing undue haste or unexpectedness. PRECIPITATE and HEADLONG imply rashness and lack of forethought, PRECIPITATE applying usu. to actions or decisions, HEADLONG to persons or qualities; ABRUPT stresses curtness and lack of warning or intimation; IMPETUOUS implies vehement impatience or impulsiveness; \SUDDEN stresses unexpectedness and sharpness or violence of action - pre.cip.i.tate.ly av SYN syn PRECIPITATE, HEADLONG, ABRUPT, IMPETUOUS,
 Webster's English Dictionary
 Webster's English Dictionary