Exam: TOEFL

Definition: Relating to the birds of a particular region or environment.

Example: The avifaunal diversity in the rainforest is remarkable, with many species found nowhere else.

Definition: Relating to the electronic systems used in aircraft, such as navigation and communication devices.

Example: The new aircraft is equipped with advanced avionic systems for better navigation.

Definition: Not capable of causing disease or harm; lacking the ability to produce severe effects.

Example: The avirulent strain of the virus is used in research to study immune responses without causing illness.

Definition: A health condition caused by not having enough essential vitamins in the body, which can lead to various diseases.

Example: Avitaminosis can lead to serious health problems if not treated properly.

Definition: Relating to a condition caused by a deficiency of vitamins in the diet.

Example: The avitaminotic symptoms in the patient indicated a serious lack of essential nutrients.

Definition: A unit of currency used in Macao, which is worth one hundredth of a pataca.

Example: I exchanged my dollars for avos to spend in Macao.

Definition: A job or activity that someone does in addition to their main job, often for enjoyment or personal interest.

Example: Her avocation as a painter brings her great joy outside of her regular job as a teacher.

Definition: Related to a hobby or secondary occupation that someone does in addition to their main job.

Example: She enjoys avocational activities like painting and hiking during her free time.

Definition: In a way that relates to a hobby or interest rather than a profession.

Example: She pursued her painting avocationally, enjoying it as a relaxing pastime.

Definition: To keep something from happening or to stay away from something.

Example: She tries to avoid junk food to stay healthy.