fuming sulphuric acid see oleum under oleate

oleate /ōˈli-āt/

A salt of oleic acid

olefiant /ō-li-fīˈənt or ō-lēˈfi-ənt/ adjective

Oil-forming (as in olefiant gas ethylene)

oˈlefin or oˈlefine /-fin or -fēn/ noun

Any hydrocarbon of the ethylene series

olefinˈic adjective

olēˈic (or /ōˈli-ik/) adjective

Relating to or derived from oil (as in oleic acid C₁₈H₃₄O₂)

oleifˈerous adjective

(of eg seeds) producing oil

olein /ōˈli-in/ noun

A glycerine ester of oleic acid

oleo /ōˈli-ō/ noun (pl ōˈleos)

1. Short form of oleograph or oleomargarine
2. An oil-containing telescopic part of the landing gear of an aircraft, acting as a shock absorber on landing (also oleo leg)

oˈleograph noun

A print in oil colours to imitate an oil painting

oleographˈic adjective

oleogˈraphy noun

oleophilˈic adjective

1. Having affinity for oils
2. Wetted by oil in preference to water

olesˈtra noun

A synthetic fat substitute that passes through the gastrointestinal tract without being digested or absorbed

oleum noun

A solution of sulphur trioxide in sulphuric acid (also fuming sulphuric acid)

oleo leg see oleo above.

oleomarˈgarine noun

1. Margarine (US)
2. A yellow fatty substance obtained from beef tallow and used in the manufacture of margarine, soap, etc

oleoresˈin noun

A solution of a resin in an oil

oleoresˈinous adjective