shell
part of speech
noun (shell, shells); verb (shell, shells, shelled, shelling)
meaning for a pupil
1) A shell is the hard outer cover of a sea animal like a snail, clam or crab; people find shells on beaches. tree →
2) A shell is the hard outside of an egg, a nut, a tortoise or a turtle. tree →
3) A shell is anything like a hard outer case: the shell of a building. tree →
4) To shell nuts or peas is to take them out of their shells. tree →
sense in the lessons
a thing that is counted in problems («Zoe found 12 shells on the beach»); in science shells protect soft animals (snails, crabs, turtles), and eggs have shells; in everyday life collecting shells at the beach, cracking egg shells, shelling peas
examples
- Anna had 7 shells and lost 5. tree →
- Zoe found 12 shells on the beach. tree →
- Tom collects 4 shells every day. tree →
- A snail carries its shell on its back. tree →
- Crack the egg and throw away the shell. tree →
- A turtle hides inside its shell when it is scared. tree →
- We shelled peas for dinner. tree →
- Hold a big shell to your ear and listen. tree →
- Crack went the egg-shell, as a waggon passed over it. tree →
note
The thing being counted; carries no operation clue. Keep counts of shells apart from counts of other things. Trap: «4 shells every day» for some days is equal groups: multiply. Plural «shells».
In the corpora
- Scorpions are arachnids whose outer shell glows blue-green under ultraviolet light; mothers carry their babies on their backs.
- Octopuses can solve puzzles, open jars, learn by watching and remember people; wild ones carry coconut shell halves to hide in.
- A tortoise's shell is part of its skeleton, joined to its ribs and backbone, so it can never leave it.
- Glyptodonts were armadillo relatives as big as a small car, covered in a bony shell that protected them from hunters such as Smilodon.
- Sea turtles cannot pull their heads or flippers into their shells, because their streamlined swimming shells have no room inside.
Trees and pragmatics
Every meaning and example of «shell» parsed by Mova, each sentence with its dependency tree and frames.