contour

plural contours

1. An outline, boundary or border, usually of curved shape.

   the low drag contour of a modern automobile

   1 more example

   The semi-streamlined contour of the earlier G.W.R. railcars has been given up in favour of a more utilitarian blunt-nose end, and effective floor space gained thereby.

   1941 October, “Notes and News: Great Western Parcels Railcar”, in Railway Magazine, page 474

2. A line on a map or chart delineating those points which have the same altitude or other plotted quantity: a contour line or isopleth; (metonymically) the landform or its surface.

   Synonyms: contour line

3. human sciencesa speech sound which behaves as a single segment, but which makes an internal transition from one quality, place, or manner to another.
4. figurativelyA general description giving the most important points.

   Contours of a deal with conservative holdouts who had been blocking McCarthy’s rise had emerged the night before, and took hold after four dismal days and 14 failed votes in an intraparty standoff unseen in modern times.

   January 7 2023, Lisa Mascaro, Farnoush Amiri, “McCarthy elected House speaker in rowdy post-midnight vote”, in AP News

present singular third person contours · participle present contouring · participle past contoured · past contoured

1. transitiveTo form a more or less curved boundary or border upon.
2. transitiveTo mark with contour lines.
3. intransitiveTo practise the makeup technique of contouring.

   What is the French-preferred method to add dimension to the skin, if not to contour?

   2015 April 29, Kathleen Hou, “Why French Women Don’t Contour”, in The Cut, New York, U.S.A.: Vox Media, retrieved 02 Jul 2020

4. figurativelyTo shape conditions regarding salient points.

   But the bill will exact a heavy cost — one that will complicate its prospects even if it passes the full House this week and will contour the political climate ahead of 2026 midterm elections.

   2025 May 19, Stephen Collinson, “A double challenge is putting Trump’s credibility on the line”, in CNN Politics, CNN