[kwawr-ter-weyv] /ˈkwɔr tərˌweɪv/
a crystal thin enough to cause a phase difference of 90° between the ordinary and extraordinary rays of polarized light, thereby converting circularly polarized light into plane polarized light.
[kahrt; French kart] /kɑrt; French kart/ noun, plural quartes [kahrts; French kart] /kɑrts; French kart/ (Show IPA). Fencing. 1. the fourth of eight defensive positions. /kart/ noun 1. the fourth of eight basic positions from which a parry or attack can be made in fencing
[kwawr-tet] /kwɔrˈtɛt/ noun 1. any group of four persons or things. 2. an organized group of four singers or players. 3. a musical composition for four voices or instruments. /kwɔːˈtɛt/ noun 1. a group of four singers or instrumentalists or a piece of music composed for such a group See string quartet 2. any group […]
[kwawr-tik] /ˈkwɔr tɪk/ Algebra. adjective 1. of or relating to the fourth degree. noun 2. Also called biquadratic. a quartic polynomial or equation. /ˈkwɔːtɪk/ adjective, noun 1. another word for biquadratic
[kwawr-tahyl, -til] /ˈkwɔr taɪl, -tɪl/ noun 1. Statistics. (in a frequency distribution) one of the values of a variable that divides the distribution of the variable into four groups having equal frequencies. Compare , , . 2. Astrology. a quartile aspect. adjective 3. Astrology. of or relating to the aspect of two heavenly bodies when […]