barium

«barium» in Mova's school dictionary: A soft, silvery chemical element, a metal, with the… — its meaning for a pupil, its sense in the lessons and examples, with 2 sentences of Mova's corpora that use it.

part of speech

noun (barium, uncountable)

meaning for a pupil

1) A soft, silvery chemical element, a metal, with the symbol Ba and atomic number 56. tree →

2) A white drink with a barium compound that patients swallow so their stomach shows up on an X-ray (a barium meal). tree →

sense in the lessons

In science lessons, barium is in the periodic table and is used in fireworks to make green colours. In hospitals, doctors use a barium meal or swallow to see the gut on X-rays.

examples

• Barium makes fireworks glow green. tree →
• The symbol for barium is Ba. tree →
• My granddad had to drink barium before his X-ray. tree →
• Barium is a metal in the periodic table. tree →
• Pure barium reacts with water. tree →
• Barium shows up white on an X-ray. tree →

note

Uncountable. Symbol Ba (capital B, small a). Many barium compounds are poisonous, but the one used in hospitals is safe because it does not dissolve.

In the corpora

• Every kind of metal gives back its own colour: strontium red, barium green, sodium yellow, copper blue.
• The colours of fireworks come from different metals: strontium gives red, barium green, sodium yellow and copper blue.

Trees and pragmatics

Every meaning and example of «barium» parsed by Mova, each sentence with its dependency tree and frames.