1. external respiration

noun. The bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation.
Synonyms
Cheyne-Stokes respiration second wind inspiration eupnoea bodily process hyperpnea breathing expiration abdominal breathing activity heaving panting artificial respiration stertor breathing out hyperventilation smoke intake aspiration respiration sniffle smoking bodily function breathing in periodic breathing snivel snore snoring ventilation snuffle exhalation inhalation hypopnea wheeze body process eupnea
Antonyms
hypopnea hyperpnea peristalsis anastalsis breathless
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2. external-combustion engine

noun. A heat engine in which ignition occurs outside the chamber (cylinder or turbine) in which heat is converted to mechanical energy.
Synonyms
heat engine steam engine

3. respiration

noun. (ˌrɛspɝˈeɪʃən) The metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lungs.
Synonyms
metabolism cellular respiration internal respiration metabolic process
Antonyms
peristalsis anastalsis breathless birth beginning
Etymology
respiration (English)
respiracioun (Middle English (1100-1500))
respiratio (Latin)

4. respiration

noun. (ˌrɛspɝˈeɪʃən) The bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation.
Synonyms
Cheyne-Stokes respiration second wind inspiration eupnoea bodily process hyperpnea breathing expiration abdominal breathing activity heaving panting artificial respiration stertor breathing out hyperventilation smoke intake aspiration sniffle smoking bodily function breathing in periodic breathing snivel snore snoring ventilation snuffle exhalation inhalation hypopnea wheeze external respiration body process eupnea
Antonyms
hypopnea hyperpnea middle assembly discontinuation
Etymology
respiration (English)
respiracioun (Middle English (1100-1500))
respiratio (Latin)

5. respiration

noun. (ˌrɛspɝˈeɪʃən) A single complete act of breathing in and out.
Synonyms
bodily function activity bodily process body process
Antonyms
inactivity discontinuance activation sink source
Etymology
respiration (English)
respiracioun (Middle English (1100-1500))
respiratio (Latin)

6. external

adjective. (ɪkˈstɝːnəl) Happening or arising or located outside or beyond some limits or especially surface.
Synonyms
outer outside spatial relation position
Antonyms
internal inside inner indoor interior
Etymology
external (English)
externus (Latin)
exter (Latin)

7. external

adjective. (ɪkˈstɝːnəl) From or between other countries.
Synonyms
foreign international outside
Antonyms
domestic accurate likely intramural
Etymology
external (English)
externus (Latin)
exter (Latin)

8. external

adjective. (ɪkˈstɝːnəl) Coming from the outside.
Synonyms
outside extrinsic extraneous
Antonyms
intrinsic exterior centrality outer
Etymology
external (English)
externus (Latin)
exter (Latin)

9. external

noun. (ɪkˈstɝːnəl) Outward features.
Synonyms
feature characteristic
Antonyms
outwardness posteriority marginality
Etymology
external (English)
externus (Latin)
exter (Latin)

10. external

adjective. (ɪkˈstɝːnəl) Purely outward or superficial.
Synonyms
outward
Antonyms
inward indoors
Etymology
external (English)
externus (Latin)
exter (Latin)
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