Yes, the noun observatory is a common noun, a word for any observatory.
A proper noun is the name of a person, place, thing, or a title; for example:
common noun
Observatory is a noun. Nouns don't have antonyms, only some adjectives and adverbs and some special verbs do.
Common
Common noun
Pea is a common noun, and peas is the plural...still a common noun.
Yes, observatory is a common, singular, concrete noun.
The singular possessive form for the noun observatory is observatory's.Example: The observatory's admission is half price for children.
common noun
Observatory is a noun. Nouns don't have antonyms, only some adjectives and adverbs and some special verbs do.
common noun
Common
Common noun
common
Pea is a common noun, and peas is the plural...still a common noun.
A common noun.
Most definitely a common noun.
Camel is a common noun.