Term: powder photography: a process for identifying minerals or crystals; a small rod is coated with a powdered form of the substance and subjected to suitably modified X-rays; the pattern of diffracted rings is used for identification
Candidate hypernym: photography: the process of producing images of objects on photosensitive surfaces → 1
Candidate hypernym: descender: a lowercase letter that has a part extending below other lowercase letters → 0
Candidate hypernym: streak: a sudden flash (as of lightning) → 0
Candidate hypernym: sore: an open skin infection → 0
Candidate hypernym: kink: an eccentric idea → 0
Candidate hypernym: upturn: an upward movement or trend as in business activity → 0
Candidate hypernym: closer: a person who closes something → 0
Candidate hypernym: diatomaceous earth: a light soil consisting of siliceous diatom remains and often used as a filtering material → 0
Candidate hypernym: laminaria: type genus of the family Laminariaceae: perennial brown kelps → 0
Candidate hypernym: confluence: a place where things merge or flow together (especially rivers) → 0
Candidate hypernym: second: a 60th part of a minute of arc → 0