The informal competition between the United States and the Soviet Union to launch unmanned satellites, send people into space and land them on the Moon.

(informal, often derogatory) Playing the role of, or casting someone in the role of, someone of different race or ethnicity

(programming) A problematic situation where one thread could potentially read or write a memory location while another thread is writing to it.

(historical) Love of one's own race, or hatred of other races.

The part of a mill race in which the water wheel is fixed.

one who causes or fuels racial or ethnic tensions / one who often uses racial arguments or references in contexts where these are (perceived to be) less or not at all relevant

The changing of the race of a character, protagonist, etc., in a work of art, literature, etc.

To change the race of a fictional character.

plural of race lift

(education) In the United States, the practice of adjusting test scores based on the race of the person taking the test.