Term: angle of extinction: the angle from its axis that a crystal must be rotated before appearing maximally dark when viewed in polarized light
Candidate hypernym: angle: the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians → 1
Candidate hypernym: ethnographer: an anthropologist who does ethnography → 0
Candidate hypernym: bubble: a dome-shaped covering made of transparent glass or plastic → 0
Candidate hypernym: bur marigold: any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing → 0
Candidate hypernym: harp: a pair of curved vertical supports for a lampshade → 0
Candidate hypernym: eel: voracious snakelike marine or freshwater fishes with smooth slimy usually scaleless skin and having a continuous vertical fin but no ventral fins → 0
Candidate hypernym: thermogravimetry: the measurement of changes in weight as a function of changes in temperature used as a technique of chemically analyzing substances → 0
Candidate hypernym: nigerien: a native or inhabitant of Niger → 0
Candidate hypernym: interconnection: (computer science) the act of interconnecting (wires or computers or theories etc.) → 0
Candidate hypernym: onion stem: a white agaric that tends to cluster and has a club-shaped base → 0
Candidate hypernym: saddle: posterior part of the back of a domestic fowl → 0