from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The quality or condition of being hardened.
- n. The act or process of becoming hardened.
- n. Pathology The hardening of a normally soft tissue or organ, especially the skin, because of inflammation, infiltration of a neoplasm, or an accumulation of blood.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Hardness.
- n. Process of becoming hard.
- n. Hardening of an area of the body as a reaction to inflammation, hyperemia, or neoplastic infiltration.
- n. An area or part of the body that has undergone such a reaction. Most often this term is used to describe dermatologic findings.
from the GNU version of the Collaborative International Dictionary of English
- n. The act of hardening, or the process of growing hard.
- n. State of being indurated, or of having become hard.
- n. Hardness of character, manner, sensibility, etc.; obduracy; stiffness; lack of pliancy or feeling.
from The Century Dictionary and Cyclopedia
- n. The act of hardening, or the process of growing hard; the state of being indurated or of having become hard.
- n. Hardness of heart; insensibility; obduracy; want of pliancy.
- n. An indurated, hardened, or callous part.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any pathological hardening or thickening of tissue
Via French from Latin indurare ‘make hard’, from in- + durus ‘hard’. (Wiktionary)