plains

1. A land area free of woodland, cities, and towns; open country.

   There are several species of wild flowers growing in this field.

2. A wide, open space that is usually used to grow crops or to hold farm animals.

   A crop circle was made in a corn field.

3. A place where competitive matches are carried out.
4. Any of various figurative meanings, regularly dead metaphors.

noun

A lamentation.

1. To complain.
2. To lament, bewail.

   to plain a loss

noun

An expanse of land with relatively low relief, usually exclusive of forests, deserts, and wastelands.

1. To level; to raze; to make plain or even on the surface.
2. To make plain or manifest; to explain.

1. A level or flat surface.
2. A flat surface extending infinitely in all directions (e.g. horizontal or vertical plane).
3. A level of existence or development. (eg, astral plane)
4. A roughly flat, thin, often moveable structure used to create lateral force by the flow of air or water over its surface, found on aircraft, submarines, etc.
5. (Unicode) Any of a number of designated ranges of sequential code points.
6. An imaginary plane which divides the body into two portions.

noun

A tool for smoothing wood by removing thin layers from the surface.

1. An airplane; an aeroplane.
2. Any of various nymphalid butterflies, of various genera, having a slow gliding flight. Also called aeroplanes.
3. The butterfly Bindahara phocides, family Lycaenidae, of Asia and Australasia.

1. A deciduous tree of the genus Platanus.
2. (Northern UK) A sycamore.