

Grammar


Tenses


Present

Present Simple

Present Continuous

Present Perfect

Present Perfect Continuous


Past

Past Simple

Past Continuous

Past Perfect

Past Perfect Continuous


Future

Future Simple

Future Continuous

Future Perfect

Future Perfect Continuous


Parts Of Speech


Nouns

Countable and uncountable nouns

Verbal nouns

Singular and Plural nouns

Proper nouns

Nouns gender

Nouns definition

Concrete nouns

Abstract nouns

Common nouns

Collective nouns

Definition Of Nouns

Animate and Inanimate nouns

Nouns


Verbs

Stative and dynamic verbs

Finite and nonfinite verbs

To be verbs

Transitive and intransitive verbs

Auxiliary verbs

Modal verbs

Regular and irregular verbs

Action verbs

Verbs


Adverbs

Relative adverbs

Interrogative adverbs

Adverbs of time

Adverbs of place

Adverbs of reason

Adverbs of quantity

Adverbs of manner

Adverbs of frequency

Adverbs of affirmation

Adverbs


Adjectives

Quantitative adjective

Proper adjective

Possessive adjective

Numeral adjective

Interrogative adjective

Distributive adjective

Descriptive adjective

Demonstrative adjective


Pronouns

Subject pronoun

Relative pronoun

Reflexive pronoun

Reciprocal pronoun

Possessive pronoun

Personal pronoun

Interrogative pronoun

Indefinite pronoun

Emphatic pronoun

Distributive pronoun

Demonstrative pronoun

Pronouns


Pre Position


Preposition by function

Time preposition

Reason preposition

Possession preposition

Place preposition

Phrases preposition

Origin preposition

Measure preposition

Direction preposition

Contrast preposition

Agent preposition


Preposition by construction

Simple preposition

Phrase preposition

Double preposition

Compound preposition

prepositions


Conjunctions

Subordinating conjunction

Correlative conjunction

Coordinating conjunction

Conjunctive adverbs

conjunctions


Interjections

Express calling interjection

Phrases

Sentences


Grammar Rules

Passive and Active

Preference

Requests and offers

wishes

Be used to

Some and any

Could have done

Describing people

Giving advices

Possession

Comparative and superlative

Giving Reason

Making Suggestions

Apologizing

Forming questions

Since and for

Directions

Obligation

Adverbials

invitation

Articles

Imaginary condition

Zero conditional

First conditional

Second conditional

Third conditional

Reported speech

Demonstratives

Determiners


Linguistics

Phonetics

Phonology

Linguistics fields

Syntax

Morphology

Semantics

pragmatics

History

Writing

Grammar

Phonetics and Phonology

Semiotics


Reading Comprehension

Elementary

Intermediate

Advanced


Teaching Methods

Teaching Strategies

Assessment
opposition (n.)
المؤلف:
David Crystal
المصدر:
A dictionary of linguistics and phonetics
الجزء والصفحة:
342-15
2023-10-20
1574
opposition (n.)
A term used in LINGUISTICS to refer to linguistically important differences between UNITS. The term is used primarily in PHONOLOGY, where contrasts between DISTINCTIVE FEATURES of sound, or between the presence and absence of a feature, are referred to as oppositions. The difference between /p/ and /s/, for example, can be seen as a combination of two oppositions – PLACE and MANNER OF ARTICULATION. One of the first attempts to classify the oppositions in this sense was in the PRAGUE SCHOOL’s theory of distinctive oppositions, as first formulated in Nikolai Trubetzkoy’s Principles of Phonology (1939). The main types of opposition recognized are:
bilateral v. multilateral: the opposition between English /t/ and /d/, for example, is bilateral, because these are the only units in the system which are ALVEOLAR/PLOSIVE, and they are differentiated by the single feature of VOICING; the opposition between say, /t/ and /v/, however, is multilateral, because there is more than one parameter of contrast, e.g. /d/ v. /f/.
proportional v. isolated: the opposition between /f/ and /v/ in English is proportional, because there are other oppositions in the language which work in parallel, e.g. /s/ v. /z/,
v.
; on the other hand, the opposition between, say, /v/ and /l/ is isolated – there are no other segments that are contrasted in this particular way, i.e. VOICED LABIO-DENTAL FRICATIVE v. voiced LATERAL.
privative, gradual and equipollent: a privative opposition is a binary one, where one member is seen as marked by the presence of a feature, which its opposite member lacks (i.e. it is ‘unmarked’), as in the /p/ v. /b/ distinction in English; in a gradual opposition, degrees of difference in a language are recognized along a scale of some kind, as in a language with four front vowels /i/, /e/, /ε/ and /æ/ where (according to Trubetskoy) it would not be desirable to analyze the four degrees of vowel height in terms of privative pairs, such as ‘high’ v. ‘low’; in an equipollent opposition, the members are seen as logically equivalent to each other, contrasted neither gradually nor by a binary feature; e.g. the distinction between /p/ and /k/ cannot be analyzed, according to Trubetskoy, as a difference along a single phonetic continuum, nor can /p/ be seen as ‘non-velar’, or /k/ as ‘non-bilabial’.
constant and neutralizable: a constant opposition exists when its members can occur in all possible positions, e.g. wherever /p/ might be found in a language, a contrast with /b/ will also be found; in English, the /t/ v. /d/ distinction is neutralizable, because in some positions there is no such contrast, the opposition being realized by the same sound, as when /t/ follows initial /s/, e.g. stick does not contrast with *sdick.
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