OpenEtymology

windowsill

UKˈwɪndəʊˌsɪlUSˈwɪndoʊˌsɪl

Meaning

1n

A flat piece of wood or stone at the base of a window.

Structure

word structure
1
window
+
2
sill

Usage

She placed the potted plant on the sunny windowsill.

The cat likes to nap on the warm windowsill and watch the birds outside.

Paint was peeling from the old wooden windowsill.

Etymology

The word 'windowsill' is a transparent compound formed from two native English elements. 'Window' itself has a poetic Norse origin, literally meaning 'wind-eye', referring to an opening for light and air. 'Sill' is an ancient Germanic word for a foundational beam or threshold. When combined, the term logically denotes the specific horizontal ledge forming the base of a window opening. Its formation follows a straightforward pattern in English where two concrete nouns are joined to specify a particular architectural feature, moving from the general concept of a 'sill' to the precise one belonging to a 'window'.

Analysis

Structure
window + sill=window+sill

- window: From Old Norse 'vindauga' ('wind eye'), a compound of 'vindr' (wind) and 'auga' (eye). In this compound, it functions as the modifying noun specifying the type of sill. - sill: From Old English 'syll' or 'sylle' (beam, threshold, foundation). It is a Germanic base meaning a horizontal supporting member or ledge. In this compound, it functions as the head noun, the core object being described.

Windowsill Meaning & Word Parts (window + sill) | OpenEtymology