Definition of overline in English:

overline

noun ˈəʊvəˌlʌɪn

1A horizontal line drawn or printed above a line of text, mathematical symbol, etc.
2A caption set above an illustration, especially in a newspaper or periodical.

verb ˈəʊvəˌlʌɪn

with object To draw a line over or above (a piece of writing, mathematical symbol, etc.).

Origin

Late 19th century; earliest use found in Journal of the Royal Statistical Society. From over- + line
mid 19th century; earliest use found in American Whig Review. From over- + line, perhaps after underline.

Definition of overline in US English:

overline

nounˈəʊvəˌlʌɪn

1A horizontal line drawn or printed above a line of text, mathematical symbol, etc.
2A caption set above an illustration, especially in a newspaper or periodical.

verbˈəʊvəˌlʌɪn

with object To draw a line over or above (a piece of writing, mathematical symbol, etc.).

Origin

Late 19th century; earliest use found in Journal of the Royal Statistical Society. From over- + line<br>mid 19th century; earliest use found in American Whig Review. From over- + line, perhaps after underline.

词汇	overline
释义	Definition of overline in English: overline noun ˈəʊvəˌlʌɪn 1A horizontal line drawn or printed above a line of text, mathematical symbol, etc. 2A caption set above an illustration, especially in a newspaper or periodical. verb ˈəʊvəˌlʌɪn with object To draw a line over or above (a piece of writing, mathematical symbol, etc.). Origin Late 19th century; earliest use found in Journal of the Royal Statistical Society. From over- + line mid 19th century; earliest use found in American Whig Review. From over- + line, perhaps after underline. Definition of overline in US English: overline nounˈəʊvəˌlʌɪn 1A horizontal line drawn or printed above a line of text, mathematical symbol, etc. 2A caption set above an illustration, especially in a newspaper or periodical. verbˈəʊvəˌlʌɪn with object To draw a line over or above (a piece of writing, mathematical symbol, etc.). Origin Late 19th century; earliest use found in Journal of the Royal Statistical Society. From over- + line<br>mid 19th century; earliest use found in American Whig Review. From over- + line, perhaps after underline.
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