con·dense 
(kən-dĕns)
(kən-dĕns)v. con·densed, con·dens·ing, con·dens·es
v.tr.
1.
a. To make more dense or compact: gravity condensing matter into stars.
b. To concentrate (a substance), especially by removing water.
2. To make more concise; abridge or shorten: condensed the list of guests.
3. To cause (a gas or vapor) to change to a liquid.
v.intr.
1. To become more dense or compact.
2. To undergo condensation.
[Middle English condensen, from Old French condenser, from Latin condēnsāre : com-, intensive pref.; see COM- + dēnsāre, to thicken (from dēnsus, thick).]
con·dens′a·bili·ty n.
con·densa·ble, con·densi·ble adj.