ferrofluidn.
/ˈfɛrə(ʊ)ˌfluːɪd/, U.S. /ˈfɛrəˌfluɪd/ Physics.
A liquid containing minute particles of a magnetic solid in the form of a colloidal suspension.The particles are typically iron coated with a surfactant to prevent clumping; the liquid is typically water or an organic solvent.
ΚΠ
1965 New Scientist 8 July 83/2 The ferro-fluid..retains its homogeneity in spite of the action of the applied magnetic field.
1975 Physics Bull. Apr. 172/3 Ferrofluids have found uses in magnetic clutches.
2002 ‘H. Hill’ Flight from Deathrow xxxix. 226 A miniature domed tweeter with a ferro-fluid-cooled voice coil and encapsulated magnet assembly..should do the trick.
2006 Observer 26 Mar. 15/5 In a laboratory accident, he spilt a commercial ferrofluid over himself and his workbench, which happened to have a bar magnet sitting on it.
This is a new entry (OED Third Edition, June 2014; most recently modified version published online March 2022).
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n.1965- turret-like
- turret-mounted
- turret-mounting
- turret-roof
- turret-room
- turret-shaped
- turret-shell
- turret-ship
- turret-spider
- turret-stair
- turret-top
- turret-topped
- turret-turning
- turret-vessel
- turretbell
- turretbridge
- turretchamber
- turretclock
- turretcrown
- unappreciated
- unappreciating
- unappreciation
- unappreciations
- unappreciative
- unapprehended