cotyledons

/ˌkɑtəˈlidənz/ /ˌkɒtəˈliːdənz/

Meanings

noun

Each of the patches of vili on the foetal chorion in the placenta of ruminants and some other mammals.

Examples :

"Veterinarians examined the cow's placenta closely, noting the healthy development of the cotyledons, crucial for nutrient transfer to the calf. "

noun

The leaf of the embryo of a seed-bearing plant; after germination it becomes the first leaves of the seedling.

Examples :

"The bean seedling pushed its way through the soil, and two small, rounded cotyledons emerged, acting as its first leaves. "

biology plant seed vegetable agriculture

Related Words

development noun

/dɪˈvɛləpmənt/

The process of developing; growth, directed change.

"The development of this story has been slow."

veterinarians noun

/ˌvɛtərəˈnɛriənz/ /ˌvɛtərɪˈnɛriənz/

A medical doctor who treats animals.

"The local animal shelter relies on veterinarians to care for the injured animals. "

mammals noun

/ˈmæməlz/

An animal of the class Mammalia, characterized by being warm-blooded, having hair and feeding milk to its young.

"My pet cat is a mammal, and so are my dogs. "

examined verb

/ɪɡˈzæmɪnd/

To observe or inspect carefully or critically

"He examined the crime scene for clues."

placenta noun

/pləˈsɛntə/

A vascular organ in mammals, except monotremes and marsupials, present only in the female during gestation. It supplies food and oxygen from the mother to the foetus, and passes back waste. It is implanted in the wall of the uterus and links to the foetus through the umbilical cord. It is expelled after birth.

"The doctor examined the placenta after the baby was born to make sure it was healthy and complete. "

patches noun

/ˈpætʃɪz/

A piece of cloth, or other suitable material, sewed or otherwise fixed upon a garment to repair or strengthen it, especially upon an old garment to cover a hole.

"His sleeves had patches on the elbows where different fabric had been sewn on to replace material that had worn away."

chorion noun

/ˈkɔːriən/ /ˈkɔːriˌɒn/

The protective and nutritive membrane in higher vertebrates that attaches the fetus to the uterus.

"During the ultrasound, the doctor pointed out the chorion, explaining that it was the membrane providing vital nutrients to the developing baby in the womb. "

ruminants noun

/ˈruːmɪnənts/ /ˈruːmənənts/

An artiodactyl ungulate mammal which chews cud, such as a cow or deer.

"The farmer's herd of ruminants, including cows and sheep, provided him with milk and meat. "

seedling noun

/ˈsiːdlɪŋ/

A young plant grown from seed.

"The gardener carefully transplanted the tomato seedling into a larger pot. "

nutrient noun

/ˈnjuː.tɹi.ənt/ /ˈnuː.tɹi.ənt/

A source of nourishment, such as food, that can be metabolized by an organism to give energy and build tissue.

"Vegetables are a good source of nutrients for a healthy diet. "

transfer noun

/ˈtɹænzfɜː/ /tɹænzˈfɜː/ /ˈtɹænsfɝ/ /tɹænsˈfɝ/

The act of conveying or removing something from one place, person or thing to another.

"The transfer of the student to a different class was announced in a school memo. "

germination noun

/ˌdʒɜːrmɪˈneɪʃən/ /ˌdʒɜːməˈneɪʃən/

The process of germinating; the beginning of vegetation or growth from a seed or spore; the first development of germs, either animal or vegetable.

"The germination of the bean seed began with the appearance of a tiny root after a few days in the damp soil. "