Spontaneous is an adjective. The related noun may be "spontaneousness" or "spontaneity."
spontaneous
Spontaneous
If G < 0, the reaction is spontaneous.
If you hold a match to the paper, then yes, the reaction is spontaneous.
Anabolic, endergonic, non-spontaneous
The word 'spontaneously' is the adverb form of the adjective spontaneous.The noun forms for the adjective spontaneous are spontaneousness and spontaneity.
That is the correct spelling of "spontaneous" (automatic, self-initiating).
This sentence doesn't have s+v+O word order so it is not easy to pick the s+v. If you rewrite the sentence:A spontaneous demonstration rumbled from somewhere in the middle of the crowd.The verb is rumbled, so ask your self - what rumbled? - and the answer is "A spontaneous demonstration". If the subject is a noun phrase then the simple subject is just the noun. In this case the noun is demonstration.Probably the word order of the sentence is changed for effect.
spontaneous
Spontaneous
[A spontaneous demonstration] rumbled from somewhere in the middle of the crowd.Note: In this sentence the noun "demonstration" is the simple subject. This is arrived at by asking the verb rumbled a "what" question. Here though the words "a" and "spontaneous" do modify the simple subject and are properly treated as a part of the full subject in general.
[A spontaneous demonstration] rumbled from somewhere in the middle of the crowd.Note: In this sentence the noun "demonstration" is the simple subject. This is arrived at by asking the verb rumbled a "what" question. Here though the words "a" and "spontaneous" do modify the simple subject and are properly treated as a part of the full subject in general.
This sentence doesn't have s+v+O word order so it is not easy to pick the s+v. If you rewrite the sentence:A spontaneous demonstration rumbled from somewhere in the middle of the crowd.The verb is rumbled, so ask your self - what rumbled? - and the answer is "A spontaneous demonstration". If the subject is a noun phrase then the simple subject is just the noun. In this case the noun is demonstration.Probably the word order of the sentence is changed for effect.
spontaneous ACCOUNT
Play has several meanings both as noun and a verb. It can mean:A priod of spontaneous activity (noun)An accumulation of oil or gas (noun)To participate in spontaneous amusement (verb)A drama presented as a theatrical production (noun)To act as a character in a drama (verb)To produce music from an instrument (verb)To cheat or swindle (verb)To participate in a game of cards or similar (verb)To land a fish after the initial hooking of the fish (verb)To pass or continue to a conclusion usually with "out" (verb)To tire usually in past tense with out (verb)
spontaneous
'Spontaneous' means "arising from a momentary impulse". There is no animal which represents 'spontaneous'.