Examples of singularity in the following topics:
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- The Latin has two Numbers,—the Singular and Plural.
- The Singular denotes one object, the Plural, more than one.
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- If only one person is in the subject, it's singular.
- Collective nouns (which refer to a group of beings or things as a single unit) are singular, and so take singular verbs.
- They take a singular verb form.
- Amounts take singular verbs because they are treated as units, which are singular nouns.
- Sums and products take singular verbs in mathematical equations.
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- Proper names in -ius regularly form the Genitive Singular in -ī (instead of -iī), and the Vocative Singular in -ī (for -ie); as Vergílī, of Virgil, or O Virgil (instead of Vergiliī, Vergilie).
- Fīlius forms the Vocative Singular in -ī (for -ie); viz. fīlī, O son!
- Deus, god, lacks the Vocative Singular.
- The Locative Singular ends in -ī; as, Corinthī, at Corinth.
- Nouns in -os sometimes form the Accusative Singular in -um instead of -on; as, Dēlum, Delos.
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- There are five Declensions in Latin, distinguished from each other by the final letter of the Stem, and also by the Termination of the Genitive Singular, as follows:—
- The Vocative is regularly like the Nominative, except in the singular of nouns in -us of the Second Declension.
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- Adjectives of three terminations in the Nominative Singular,—one for each gender.
- With the exception of Comparatives, and a few other words mentioned below in § 70, 1, all Adjectives of the Third Declension follow the inflection of ĭ-stems; i.e. they have the Ablative Singular in -ī, the Genitive Plural in-ium, the Accusative Plural in -īs (as well as -ēs) in the Masculine and Feminine, and the Nominative and Accusative Plural in -ia in Neuters.
- In the Nominative Singular of Adjectives of this class the Feminine form is sometimes used for the Masculine.
- Ablative Singular in -e, Genitive Plural in -um, Nominative Plural Neuter in -a, and Accusative Plural Masculine and Feminine in -ēs only.
- Inops, needy, and memor, mindful, have Ablative Singular inopī, memorī, but Genitive Plural inopum, memorum.
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- Grammatical gender is determined not by sex, but by the general signification of the word, or the ending of its Nominative Singular.
- By grammatical gender, nouns denoting things or qualities are often Masculine or Feminine, simply by virtue of their signification or the ending of the Nominative Singular.
- The gender of other nouns is determined by the ending of the Nominative Singular.[11]
- —Names of animals usually have grammatical gender, according to the ending of the Nominative Singular, but the one form may designate either the male or female; as, ānser, m., goose or gander.
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- Nouns used in the Singular only.2.
- Many nouns, from the nature of their signification, are regularly used in the Singular only.
- Several nouns have the entire Singular of one declension, while the Plural is of another; as,—
- Other nouns have one gender in the Singular, another in the Plural; as,—
- The following nouns have one meaning in the Singular, and another in the Plural:—
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- These end in the Nominative Singular in -e, -al, and -ar.
- Proper names in -e form the Ablative Singular in -e; as, Sōracte, Mt.
- Their true character as Consonant-Stems, however, is shown by the fact that they never take -im in the Accusative Singular, or -ī in the Ablative Singular.
- Supellex, supellectilis, f., furniture, is confined to the Singular.
- The ending -ă in the Accusative Singular; as, aetheră, aether; Salamīnă, Salamis.
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- Pure Latin nouns of the First Declension regularly end, in the Nominative Singular, in -ă, weakened from -ā, and are of the Feminine Gender.
- a) An old form of the Genitive Singular in -ās is preserved in the combination pater familiās, father of a family; also in māter familiās, fīlius familiās, fīlia familiās.
- c) The Locative Singular ends in -ae; as, Rōmae, at Rome.
- In the Singular they are declined as follows:—
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- Nouns in -us, particularly in early Latin, often form the Genitive Singular in -ī, following the analogy of nouns in -us of the Second Declension; as, senātī, ōrnātī.
- Nouns in -us sometimes have -ū in the Dative Singular, instead of -uī; as, frūctū (for frūctuī).