Expectoration


Expectoration: A big polysyllabic word for sputum or the act of bringing up and spitting out sputum. From the Latin expectorare, to expel from the chest, from ex-, out of + pectus, chest.

Read Also:

  • Expiration date

    Expiration date: The date for a drug estimated for its shelf life with proper storage in sealed containers away from harmful and variable factors like heat and humidity. The expiration date of a medicine is based on data, called accelerated stability data, from testing by the manufacturer, that show the product will be good for […]

  • Explant

    Explant: 1. The original meaning: to transfer tissue from the body and place it in a culture medium for growth; and the tissue that is transferred. To remove a device that had been implanted.

  • Expressed sequence tag (EST)

    Expressed sequence tag (EST): A unique stretch of DNA within a coding region of a gene that is useful for identifying full-length genes and serves as a landmark for mapping. An EST is a sequence tagged site (STS) derived from cDNA. An STS is a short segment of DNA which occurs but once in the […]

  • Explicit memory

    Explicit memory: Memory in which there is a need for conscious recollection in order to recall something. By contrast, in implicit memory there is a lack of conscious awareness in the act of recollection. Implicit memory may survive largely unimpaired at the same time as a person’s powers of explicit memory decline with age or […]

  • Expression, gene

    Expression, gene: The translation of information encoded in a gene into protein or RNA structures that are present and operating in the cell. Expressed genes include genes that are transcribed into messenger RNA (mRNA) and then translated into protein, as well as genes that are transcribed into RNA, such as transfer and ribosomal RNAs, but […]


Disclaimer: Expectoration definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.