Term: phase change: a change from one state (solid or liquid or gas) to another without a change in chemical composition
Candidate hypernym: natural process: a process existing in or produced by nature (rather than by the intent of human beings) → 1
Candidate hypernym: angiitis: inflammation of a blood vessel or lymph duct → 0
Candidate hypernym: melanin: insoluble pigments that account for the color of e.g. skin and scales and feathers → 0
Candidate hypernym: groenlandia: a monocotyledonous genus of the family Potamogetonaceae → 0
Candidate hypernym: half-moon: the time at which the Moon is at first or last quarter when half its face is illuminated → 0
Candidate hypernym: gene expression: conversion of the information encoded in a gene first into messenger RNA and then to a protein → 0
Candidate hypernym: necessity: the condition of being essential or indispensable → 0
Candidate hypernym: adrenal cortex: the cortex of the adrenal gland; secretes corticosterone and sex hormones → 0
Candidate hypernym: trade barrier: any regulation or policy that restricts international trade → 0
Candidate hypernym: mexican-american: a Mexican (or person of Mexican descent) living in the United States → 0
Candidate hypernym: recursive definition: (mathematics) a definition of a function from which values of the function can be calculated in a finite number of steps → 0