plurale tantum nouns or count nouns. The term for a noun that appears only in the singular form is singulare tantum (pl.: singularia tantum), such as...

-ād (téle, n. sg. singulare tantum → tȅlād, f. sg. singulare tantum) or by using a noun formed with -ići (pȉle, n. sg. singulare tantum → pȉlići, m. pl...

in English. For names in the singular form, plurals cannot be made (singulare tantum) as would imply multiple groups with the same label and not multiple...

in the singular (singulare tantum) such as: materials, such as aurum 'gold' Some nouns are only used in the plural (plurale tantum), or when plural have...

singular form (singulare tantum), for example: малина, природа; also, approximatеly 600 words appear only in the plural form (plurale tantum): деньги, ножницы...

in Standard Polish. len acts as a plurale tantum noun “lny” where in Standard Polish they are tantum singulare likely due to influence from Lithuanian linas...