Pronunciation: /ˈɑksɪdʒən/

Definitions of oxygen

noun a chemical element with the symbol O and atomic number 8, a colorless, odorless reactive gas that is essential for life

Example Sentences

A1 Plants need oxygen to survive.

A2 Fish extract oxygen from water through their gills.

B1 The doctor prescribed oxygen therapy for the patient with respiratory problems.

B2 Mountaineers carry oxygen tanks to help them breathe at high altitudes.

C1 Oxygen is essential for the process of cellular respiration in living organisms.

C2 Scientists are studying ways to increase oxygen levels in the atmosphere to combat climate change.

verb not applicable

Example Sentences

A1 Plants oxygenate the air through photosynthesis.

A2 It is important to oxygenate the water in the fish tank regularly.

B1 The doctor recommended deep breathing exercises to oxygenate the blood.

B2 The athletes were advised to oxygenate their muscles before the race.

C1 The oxygenation process is crucial for maintaining healthy bodily functions.

C2 The medical team used a ventilator to oxygenate the patient's lungs during surgery.

adjective not applicable

Example Sentences

A1 Plants need oxygen to survive.

A2 The diver took deep breaths of oxygen before going underwater.

B1 The oxygen levels in the room were dangerously low.

B2 The doctor prescribed supplemental oxygen for the patient.

C1 The oxygen saturation in the blood was measured using a pulse oximeter.

C2 The spacecraft's life support system included advanced oxygen recycling technology.

adverb not applicable

Example Sentences

A1 Plants need oxygen to survive.

A2 She took deep breaths to get more oxygen into her lungs.

B1 The patient was put on oxygen to help with breathing.

B2 The scuba diver checked his oxygen tank before descending into the water.

C1 The high-altitude climbers struggled to get enough oxygen as they ascended.

C2 The medical team administered oxygen to the patient in critical condition.

pronoun not applicable

Example Sentences

A1 Oxygen is essential for human survival.

A2 She felt dizzy and had trouble breathing, so she needed oxygen.

B1 The doctor prescribed oxygen therapy for the patient with respiratory problems.

B2 The scuba diver checked his oxygen tank before descending into the water.

C1 The astronauts relied on oxygen tanks to breathe in space.

C2 The emergency medical team administered oxygen to the injured hiker.

preposition not applicable

Example Sentences

A1 The fish needs oxygen to survive.

A2 Plants release oxygen into the air during photosynthesis.

B1 Scuba divers carry tanks of oxygen when they go underwater.

B2 The patient was put on oxygen to help with their breathing.

C1 The astronauts relied on oxygen tanks to breathe in space.

C2 The oxygen levels in the atmosphere are crucial for sustaining life on Earth.

conjunction not applicable

Example Sentences

A1 Plants need oxygen to survive.

A2 I opened the window to let more oxygen into the room.

B1 Oxygen is essential for the process of respiration in humans.

B2 The scuba diver checked his oxygen tank before descending into the water.

C1 The doctor administered oxygen to the patient to help with breathing difficulties.

C2 The astronauts relied on oxygen tanks to breathe in space.

interjection not applicable

Example Sentences

A1 Oxygen! I can't breathe!

A2 Oxygen, please! I need some fresh air.

B1 I think we need to increase the oxygen levels in the room.

B2 The diver signaled for more oxygen before descending deeper into the water.

C1 The doctor administered oxygen to the patient to help with their breathing.

C2 The astronauts relied on oxygen tanks to survive in the vacuum of space.

article not applicable

Example Sentences

A1 Plants need oxygen to survive.

A2 Fish breathe oxygen through their gills.

B1 Doctors use oxygen masks to help patients breathe.

B2 Scuba divers carry tanks of compressed oxygen for deep-sea dives.

C1 Oxygen is essential for the process of cellular respiration in all living organisms.

C2 Astronauts rely on oxygen supply systems to survive in space.

Examples of oxygen in a Sentence

formal Plants absorb carbon dioxide and release oxygen during photosynthesis.

informal I feel so much better after taking a deep breath of fresh oxygen.

slang I need some O2 to clear my head.

figurative His presence is like a breath of fresh oxygen in this stale office environment.

Grammatical Forms of oxygen

past tense

oxidized

plural

oxygens

comparative

more oxygen

superlative

most oxygen

present tense

oxygenates

future tense

will oxygenate

perfect tense

has oxygenated

continuous tense

is oxygenating

singular

oxygen

positive degree

oxygen

infinitive

to oxygenate

gerund

oxygenating

participle

oxygenated

Origin and Evolution of oxygen

First Known Use: 1777 year
Language of Origin: French
Story behind the word: The word 'oxygen' originated from the French word 'oxygène', which was coined by Antoine Lavoisier in the late 18th century.
Evolution of the word: The term 'oxygen' has remained relatively consistent in its usage and meaning since its inception, referring to the element with the atomic number 8 and symbol O.