subject-n; 7 Senses

Sense Number 1: theme, content or focus being discussed, depicted or contemplated

Commentary: SUBJECT[+relation][+role][+theme] [+entity][+symbolic][+information][+prominent]

The subject of the article was the scarcity of affordable housing in Monterey County.
Bob tends to get off the subject during our staff meetings.
The painting's subject is set in the middle of the canvas, backlit, and surrounded by smaller figures.
What subjects will be discussed during the peace negotiations?
We watched a short subject on dolphins before the feature film.
This apparent murder-suicide is a subject for the police to handle.

WordNet 3.0 Sense Numbers: 1, 2

Sense Number 2: knowledge domain, field of study

Commentary: SUBJECT[+entity][+symbolic][+knowledge][+domain]

Quantum mechanics is a difficult subject for most people.
What subject area is his doctorate in?
Some of these teachers do not exhibit mastery of their subjects. (course content)

WordNet 3.0 Sense Numbers: 3

Sense Number 3: people used in tests and experiments

Commentary: SUBJECT[+entity][+people][+case][+experimental]

They administered the new drug to one group of subjects, and gave a placebo to the other group.
During the anatomy class, the medical students examined the layout of arteries in the deceased subject.
Subjects must sign these waivers before participating in the psychology study.

WordNet 3.0 Sense Numbers: 6

Sense Number 4: people ruled by a sovereign power, e.g., monarchy

Commentary: SUBJECT[+entity][+people][+ruled][+power][+sovereign]

The subjects loved their old king and remained loyal to him.
He vowed he would live as a free man and never be the subject to any ruler or despot.
The famous film star was accompanied by three of her subjects to the social gala. (metaphoric extension)

WordNet 3.0 Sense Numbers: 7

Sense Number 5: a major grammatical constituent

Commentary: SUBJECT[+form][+grammatical][+constituent][+major]
NOTE: subjects are not always terms in assertions with truth value, could be directives, etc. (see Sense 6)

What is the subject of the sentence, "John should take off his hat."?
Subject nouns in German takes different case endings than the object nouns.
In English topicalization, the subject phrase appears after the object phrase.

WordNet 3.0 Sense Numbers: 5

Sense Number 6: the term in a proposition which is affirmed or denied

Commentary: SUBJECT[+form][+logical][+proposition][+term][+primary]
NOTE: a narrower sense of 'subject' than Sense 5.

'Socrates' is the subject of the proposition 'Socrates is mortal'.
What is the subject of the logical assertion 'the morning star is the evening star'?

WordNet 3.0 Sense Numbers: 8

Sense Number 7: a conscious, thinking entity

Commentary: SUBJECT[+entity][+conscious][+thinking]

The philosopher questioned the notion of separating the perceiving subject from the object in the world.
A rock is not a subject, it has no knowledge of itself nor the surrounding environment.

WordNet 0.0 Sense Numbers: 4