isolated from others
"could be alone in a crowded room"
"was alone with her thoughts"
"I want to be alone"
radically distinctive and without equal
"he is alone in the field of microbiology"
"this theory is altogether alone in its penetration of the problem"
"Bach was unique in his handling of counterpoint"
"craftsmen whose skill is unequaled"
"unparalleled athletic ability"
"a breakdown of law unparalleled in our history"
By oneself, solitary.
"After the party ended, she sat alone on the porch watching the rain fall."
In plain English: Alone means being by yourself with no other people around.
"She felt alone in the crowded room."
Usage: Use alone as an adjective only when it directly modifies a noun to mean being by oneself, such as in "a lonely room." Do not place it before another adjective or after a linking verb like the adverb alone would be used.
without any others being included or involved
"was entirely to blame"
"a school devoted entirely to the needs of problem children"
"he works for Mr. Smith exclusively"
"did it solely for money"
"the burden of proof rests on the prosecution alone"
"a privilege granted only to him"
without anybody else or anything else
"the child stayed home alone"
"the pillar stood alone, supporting nothing"
"he flew solo"
By oneself; apart from, or exclusive of, others; solo.
"She decided to spend her birthday alone at home instead of going out with friends."
In plain English: Alone means being by yourself with no other people around.
"She decided to stay alone in the house while everyone else went out for dinner."
Usage: Use alone as an adverb when describing someone doing an action by themselves without any companions present. It functions independently in a sentence and does not require the word "by" to convey the meaning.
The word "alone" comes from Middle English allone, which was a contraction of the Old English phrase meaning "completely alone." It combines elements for "all" and "one," reflecting its original sense of being by oneself without others nearby.