crystalloid
noun, adjective
crystalloid is a noun meaning “Any substance that can be crystallized from solution; a water-soluble crystalline substance that can diffuse through a semipermeable membrane, as…” (English Wiktionary, September 2026). It is spelled C-R-Y-S-T-A-L-L-O-I-D, and it appears about once in every 40 million words in written English (wordfreq, 2021 data). The plural of crystalloid is crystalloids.
What does crystalloid mean?
noun
- 1
Any substance that can be crystallized from solution; a water-soluble crystalline substance that can diffuse through a semipermeable membrane, as opposed to a colloid which cannot.
- 2
One of the microscopic particles resembling crystals, consisting of protein matter, which occur in certain plant cells.
adjective
- 1
Crystal-like; transparent like crystal, or shaped like a crystal.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of crystalloid
- crystalloids plural
- more crystalloid comparative
- most crystalloid superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is crystalloid?
Crystalloid appears about once in every 40 million words in written English, the 194,306th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Crystalloid in Spanish, French, German and Portuguese
In the sense any substance that can be crystallized from solution:
| Language | Words |
|---|---|
| French | cristalloïde |
| Spanish | cristaloide |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does crystalloid come from?
From crystal + -oid.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).