antimatter

/ˈæn.taɪ.mæˌtɚ/

Meanings

noun

Matter that is composed of the antiparticles of those that constitute normal matter.

Examples :

"Scientists are trying to understand how so little antimatter exists in the universe compared to normal matter. "

noun

A form of matter that has a key property, such as charge, opposite to that of ordinary matter.

Examples :

"Scientists are studying antimatter to understand the universe's creation. "

physics material energy science

Related Words

antiparticles noun

/ˌæntiˈpɑːrtɪklz/

A subatomic particle corresponding to another particle with the same mass, spin and mean lifetime but with charge, parity, strangeness and other quantum numbers flipped in sign; a particle that has a reversed world line to another.

"When matter and antiparticles meet, they annihilate each other, releasing energy. "

understand verb

/ˌɞndəɹˈstand/ /(ˌ)ʌndəˈstænd/ /ˌʌndɚˈstænd/

To grasp a concept fully and thoroughly, especially (of words, statements, art, etc.) to be aware of the meaning of and (of people) to be aware of the intent of.

"My teacher explained the new math concept, and I understood it perfectly. "

opposite noun

/ˈɒpəsɪt/ /ˈɑp(ə)sɪt/

Something opposite or contrary to something else.

"My brother's opinion is the opposite of mine on the best way to study for the exam. "

studying verb

/ˈstʌdiːɪŋ/

(usually academic) To review materials already learned in order to make sure one does not forget them, usually in preparation for an examination.

"I need to study my biology notes."

composed verb

/kəmˈpəʊzd/ /kəmˈpoʊzd/

To make something by merging parts.

"The editor composed a historical journal from many individual letters."

scientists noun

/ˈsaɪəntɪsts/

One whose activities make use of the scientific method to answer questions regarding the measurable universe. A scientist may be involved in original research, or make use of the results of the research of others.

"Scientists study plants to understand how they grow. "

ordinary noun

/ˈɔːdənɹi/ /ˈɔɹdɪnɛ(ə)ɹi/

A person with authority; authority, ordinance.

"The school principal is an ordinary of the students' behavior. "

universe proper noun

/ˈjuːnɪˌvɜːs/ /ˈjuːnəˌvɝs/

Our universe, the sum of everything that exists in the cosmos, including time and space itself.

"Powerful telescopes look far back into the distant reaches of the Universe."

property noun

/ˈpɹɒp.ət.i/ /ˈpɹɑp.ɚt.i/

Something that is owned.

"Important types of property include real property (land), personal property (other physical possessions), and intellectual property (rights over artistic creations, inventions, etc.)."

creation noun

/kɹiːˈeɪʃən/ [kɹiːˈʲeɪʃɘn]

Something created such as an invention or artwork.

"My daughter's clay creation won first prize at the school art show. "

compared verb

/kəmˈpɛəd/ /kəmˈpɛɹd/

To assess the similarities and differences between two or more things ["to compare X with Y"]. Having made the comparison of X with Y, one might have found it similar to Y or different from Y.

"Sentence: The teacher compared the student's essay to the original article to check for plagiarism. "

constitute noun

/ˈkɒnstɪtjuːt/ /ˈkɑnstɪt(j)uːt/

An established law.

"The new school rules constitute the student handbook. "