(Latin: within, inside, into, in, inward)

Borrowed from Latin intro-, from pre-Latin interos, from inter-,"between".

—Based on information from Barnhart Dictionary of Etymology
introduce (verb), introduces; introduced; introducing
1. To present (someone) by name to another in order to establish an acquaintance.
2. To present (a performer, for example) to the public for the first time.
3. To bring forward (a plan, for example) for consideration.
4. To provide (someone) with a beginning knowledge or first experience of something: "He introduced me to weightlifting."
5. To bring in and establish in a new place or environment: "The exotic plants that had been introduced from the jungle."
6. To bring into current use, or practice; to originate: "They introduced the new product in several test markets"
. 7. To put inside or into; to insert or to inject.
8. To open or begin; to preface: "She introduced the lecture with a humorous experience."
9. To present for official consideration or action; for example, a legislative bill.
10. To bring in or to establish, as something foreign or alien: "French cooking was introduced into our family early in my life."
introduced (adjective)
1. Not indigenous, not native to the area in which it now occurs.
2. That which was put inside or into; inserted or injected.
2. Brought in and established in a new place or environment.
introducer (s) (noun), introducers (pl)
1. Anyone who makes strangers known to each other.
2. Someone who brings any thing into notice or practice.
3. An instrument; such as, a catheter, needle, or endotracheal tube, for the introduction of a flexible device.
introduction (s) (noun), introductions (pl)
1. The act, or process, of introducing or the state of being introduced (make known by formal announcement or recommendation).
2. A means of presenting one person to another; verbally or in written form.
3. Something recently introduced; an innovation.
4. Something spoken, written, or otherwise presented when beginning or introducing something, especially: a preface, as to a book; a short preliminary passage in a larger musical movement or work; a basic introductory text or course of study.
5. An action of putting in, or of inserting; such as, the introduction of a catheter into a vein.
introductive (adjective)
Serving to introduce; introductory; serving as the means to bring something forward.
introductory (adjective)
Serving, or used, to introduce; preliminary; beginning: "The professor presented his introductory course in linguistics."
introflection (s) (noun), introflections (pl)
introflexion (s) (noun), introflexions (pl)
A bending inward.
introgastric (adjective), more introgastric, most introgastric
Descriptive of something that leads to, is moved to, or which is transported into the stomach.
intromission (in" truh MISH uhn) (s) (noun), intromissions (pl)
The placement of one item into another: The physician made arrangements for the intromission of a tube to allow for a measured drip of medication into the patient's arm.
intromissive (adjective)
intromit (verb), intromits; intromitted; intromitting
1. To allow to enter; grant entry to.
2. To cause or to permit to enter; to introduce or to admit.
A segment of a gene situated between exons that is removed before translation of messenger RNA and does not function in coding for protein synthesis.