Definition

1. Noun:
   • The process of making soil or land more fertile and productive by adding nutrients: This meaning refers to the act of enriching land, typically through the application of natural or artificial substances.
   • The biological process of union between male and female gametes to initiate the development of a new individual: This is the scientific meaning, describing the fusion of sperm and egg in animals, or pollen and ovule in plants, to form a zygote.

Examples

• Noun:
  • The fertilisation of the fields with compost improved the crop yield. (The enrichment of the fields with compost improved the crop yield.)
  • In humans, fertilisation usually occurs in the fallopian tubes. (In humans, the union of sperm and egg usually occurs in the fallopian tubes.)

Advanced Usage

• "In vitro fertilisation (IVF)": A medical procedure where an egg is fertilised by sperm outside the body.
  • They underwent in vitro fertilisation to start a family.
• "Cross-fertilisation": Can refer to the biological process between different plants or, metaphorically, to the productive exchange of different ideas or influences.
  • The cross-fertilisation of ideas between the two departments led to innovation. (The productive exchange of ideas between the two departments led to innovation.)

Variants and Related Words

• Fertilise (verb): To make soil fertile; to cause fertilisation in an organism.
  • Farmers fertilise the soil in spring.
• Fertiliser/Fertilizer (noun): A substance added to soil to increase its fertility.
  • He bought organic fertiliser for the garden.
• Fertility (noun): The quality of being fertile; the ability to conceive offspring or produce abundant vegetation.
  • The fertility of the soil is remarkable.

Synonyms

• Impregnation: The action of making something fertile or causing fertilisation.
• Fecundation: The process of fertilising, especially in a biological context.
• Pollination (specifically for plants): The transfer of pollen to a stigma, ovule, flower, or plant to allow fertilisation.

Related Phrases

• Self-fertilisation: Fertilisation that involves male and female gametes from the same individual.
• Internal/External fertilisation: Terms describing where the union of gametes occurs (inside or outside the parent organism's body).

Related Idioms

Noun

1. making fertile as by applying fertilizer or manure
2. creation by the physical union of male and female gametes; of sperm and ova in an animal or pollen and ovule in a plant