Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to alternation: alternation of generations


interrupted occurrence, being interspersed with different or opposite events.
alternation of generations metagenesis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


(awl'ter-nā'shŭn), Do not confuse this word with alteration.
The occurrence of two things or phases in succession and recurrently; used interchangeably with alternans.
Farlex Partner Medical Dictionary © Farlex 2012


The occurrence of two things or phases in succession and recurrently; used interchangeably with alternans.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Patient discussion about alternation

Q. Anybody familiar with alternative treatment for ADHD?

A. We use two parallel programs for children with ADHD and all developmental problems. This also includes dyslexia, learning disability, auditory processing disorder, global developmental disorder, pervasive developmental disorder, autism spectrum, failure to thrive, etc. . .

The two programs go hand-in-hand. One is about what caused the developmental process to get stuck or sluggish. The other is about encouraging the developmental process to catch up when it is behind.

Most programs for children with developmental problems attempt to medicate or train away the symptoms. If a child is hyperactive or unfocused, doctors prescribe a medication which reduces hyperactivity or improves focus. This is often hit-and-miss and many children need to take many months for the doctor to find the correct medicine and correct dosage for the child. But these medications do nothing for the underlying cause. The developmental process got stuck and needs to be re-engaged.

From our experience, the &

Q. What are natural or alternative ways to beat depression? I keep reading about how depression is caused by 'chemical imbalances' in the brain, and it feels like I don't stand a chance at beating it without going on Anti-depressants, but I don't want to go down this route cause I'm worried about the side-effects. Can anyone suggest natural ways to beat depression that don't involve medication?

A. Here are couple of alternative ways to treat depression:

but if all of this doesn’t work- I recommend medical help. It can help you immensely. It’s much better then walking around with depression.

Q. Is there any danger in the alternative treatment of Acupuncture? I've been suffering from back pains for about 3 months now. I tried Acupuncture for the first time yesterday and was wondering whether somebody in the community tried it and have any knowledge about the success and dangerous of such a treatment.

A. Hi Justin - Thank you so much for sharing your personal experience with me. You are right, I should ask these questions. I will ask my therapist and follow your advice although the place and the therapist look good and professional to me.

More discussions about alternation
This content is provided by iMedix and is subject to iMedix Terms. The Questions and Answers are not endorsed or recommended and are made available by patients, not doctors.
References in periodicals archive ?
The relatively infrequent alternations that result in weak verbs include, to begin with, the two variants of alternation A4bW (<eo> ~ <ie> and <eo> ~ <y>), which provide eleven instances containing both nouns (smeoru "ointment" ~ smierwan "to smear") and adjectives (beorht "bright" ~ gebierhtan "to brighten").
A close reading of Plaks and his critics reveals that both fail to acknowledge Yin-Yang alternation and recurrence as a dynamic and open mode of narration.
The spontaneous alternation neurobehavioural test result showed that the 156 mg/kg Allium sativum group had a significantly (P < 0.05) lower spontaneous alternation compared with the control group.
The alternation behaviour represents the consecutive entries into each of the three arms (7).
It extended deep thanks to the Premier for issuing directives to represent Bahrain's workers on the basis of alternation between trade union federations in upcoming conferences so to as to ensure fairness and neutrality in implementing the criteria which were set by the Labour Ministry.
For example, in the paradigm of the verb kulpia 'to wash' two of the three stem groups ending with different vowels contain alternations of three consonants and one of them contains an alternation of two consonants within the same alternation series:
Alternation Convention brings together fans of all ages in the celebration of the alter ego.
To close this discussion, it is necessary to determine whether these instances of alternation and allomorphic variation are still within the bounds of morphology or they belong exclusively in the lexicon.
When the transitive join (NP1 JOIN NP2 [PP (with/to) NP3]) participates in the simple reciprocal alternation, the transitive reciprocal variant presents a direct core argument as object constituted by a conjoined noun phrase: NP1 JOIN [NP2 AND NP3], which presents some semantic constraints: the object must be a collective noun, i.e.

Full browser ?