Glossary: Terms Starting with W
34 definitions with links to the lessons that teach each word.
waterproof
Science
not letting water through
Learn it in: Plastic (Grade 1), Choosing materials for different purposes (Grade 1)
weather
Science
what the air outside is like: sunny, rainy, windy or cloudy
Learn it in: Science in everyday life (Grade 1), What is weather (Grade 1)
whole
Maths
The total, like 10.
Learn it in: Number bonds to 10 (Grade 1), Equal parts (Grade 2), Halves (Grade 2)
whole number
Maths
0, 1, 2, 3 …
Learn it in: Multiplying fractions by whole numbers (Grade 5), Dividing whole numbers by unit fractions (Grade 5)
width
Maths
The short side of a rectangle.
Learn it in: Perimeter (Grade 3), Relationship between multiplication and area (Grade 3), Area of rectangles (Grade 4)
wild
Science
growing naturally, not planted by people
Learn it in: Plants in our environment (Grade 1), Domestic and wild animals (Grade 1), Animal care (Grade 2)
wing
Science
a body part many birds and insects use to fly
Learn it in: Animal body parts (Grade 1), Seed dispersal (Grade 2)
wood
Science
the hard material that comes from trees
Learn it in: Uses of plants (Grade 1), Wood (Grade 1)
word
English
a sound or group of sounds that has a meaning
Learn it in: Understanding spoken words (Grade 1), Listening to words and sentences (Grade 1), Blending spoken phonemes (Grade 1)
word bank
English
a personal collection of new words
Learn it in: Academic vocabulary application (Grade 6), Academic vocabulary review (Grade 6)
word class
English
a noun, verb, adjective or other type
Learn it in: Contextual vocabulary (Grade 5), Morphological analysis (Grade 6)
word family
English
words that share the same pattern
Learn it in: Word families (Grade 2), Morphological analysis (Grade 4), Greek and Latin roots (Grade 5)
word problem
Maths
A maths problem told as a short story.
Learn it in: Addition word problems (Grade 1), Subtraction word problems (Grade 1)