Meanings

steam locomotive

logarithmic function

personal relations

linear function

background (of a case, incident, etc.)

hot-bulb or semi-diesel engine

line of regents and advisers (advisors)

regents and advisers (advisors)

executive committee

countervailing duty

correlation

correlation

organ of public opinion

interests

electric locomotive

derivative

maritime customs taxes

engineer (on a train, ship, aircraft, etc.)

engine shed

subordinate offices or institutions