Meanings

indeterminism

decision tree

arbitrage

antigenic determinant

factor theorem

categorical imperative

on schedule

Yalta Agreement (secret American-British-Soviet agreement wherein the Soviets agreed to attack Japan; February 11, 1945)

direction finder

fixed working hours

corporate investment fund

law of definite proportions

online handle (esp. on an online forum like 2ch where the majority of users post anonymously)

Pythagorean theorem

shareholders' agreement

school seasonal (train and bus) ticket

leaving on time (e.g. as opposed to paid or unpaid overtime)

optometrist

hypothesis testing

assumption