Final Exam Terms Flashcards
Lexical ambiguity
a word is lexically ambiguous if it has more than one sense; if it can mean different things in different contexts
Hyponym
a specific term that contains the meaning of a more general word (mutt is a hyponym of dog)
Superordinate
a general term included in the meaning of many more specific words (hyponyms)
Overlap
two words overlap in meaning if they have the same value for some (not all) semantic features
Binary atonyms
pairs the have no middle ground between them (dead and alive)
Gradable antonyms
pairs the describe opposite ends of a continuous dimension (hot and cold)
Converse antonyms
pairs that describe a relationship between two items from opposite perspectives (above and below)
Referent
the entity identified in an expression (that bird)
Extension
set of all potential referents for a particular referent (set of all birds)
Prototype
a typical member of the extension of a referent
Stereotype
a list of characteristics describing a prototype
Coreference
two linguistic expressions that refer to the same real-world entity
Anaphora
a linguistic expression that refer to another linguistic expression (pronouns)
Deixis
an expression that has one meaning but can refer to different entities depending on the speaker and their temporal orientation (left and right, you and I)
Entailment
a proposition that necessarily follows from another sentence
Martina aced chemistry entails (requires that) Martina passed chemistry
Martina passed chemistry is the entailment of Martina aced chemistry
Presupposition
a proposition that must be assumed to be true in order to judge the truth or falsity of another sentence
Martina aced chemistry presupposes Martina took chemistry
Martina took chemistry is the presupposition of Martina aced chemistry
PS rules
Specify which elements are permitted in a particular type of phrase, the left-to-right ordering of those elements, and whether any of the elements are optional
Recursion
allows phrase structure grammar to create an infinite number of structures by embedding two types of phrases in each other
Embedding
a clause found within a higher clause
Transformation
moves a lexical or phrasal category from one location to another within a sentence
Wh-Movement
moves a wh-item into clause-initial position
I-Movement
moves the tensed auxiliary verb to the left of the subject NP
Underlying structure
the structure of a sentence before any transformations are applied
Surface structure
the structure of a sentence after any transformations are applied