baseline

CEFRB2

/ˈbeɪslaɪn/

noun

Türkçe translations

Translating…

In plain English

01
noun
A starting level used for comparison.
02
noun
Extra detail
A datum used as the basis for calculation or for comparison.

Examples

Miss Williams is challenging the call on the left baseline. The ball was called in.
A laser level generates a convenient baseline for interior work.

At a glance

Sits at B2 on the CEFR scale

Deep Dive

Extra meanings

A line used as the basis for the alignment of glyphs.
A line that is a base for measurement or for construction.
The line at the farthest ends of the court indicating the boundary of the area of play.

In context

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

Practise this properly in the app, where the word comes back before you forget it.

The word in print, with each source given in full.

Currently, about fifty million square miles of land on the planet are ice-free, and this is the baseline that's generally used for calculating human impacts.
2014, Elizabeth Kolbert, The Sixth Extinction: An Unnatural History, Picador, →ISBN, page 176
Finally, the test was baselined by evaluating the best and poorest catalysts of their respective types by this protocol.
1993, M.M. Mitchell et al., “Residual Feed Cracking Catalysts”, in Magee & Mitchell, editors, Fluid Catalytic Cracking, →ISBN, page 320
To ensure Lojban remains stable while people learn it, the language definition is being closely controlled; the grammar and core vocabulary have already been baselined (frozen) for several years.
2025 October 14 (last accessed), “Chapter 1. Questions and Answers on Lojban”, in lojban.org

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From base + line.