Englishfor English speakers
tissue
Noun
—
A piece of tissue is a sheet of paper that can absorb very well.
He used the tissue I gave him to blow his nose.
—
Tissue is a group of cells that work together to do a job.
The human body is made up of many tissues, one example being muscle tissue.
oxygen
Noun
—
Oxygen is a chemical element (symbol O) with an atomic number of 8.
—
Oxygen is a type of gas.
—
An oxygen is an atom of the element oxygen.
tension
Noun
—
The state of being tight.
There is too much tension in the rope. It might break.