What's the difference between superfetation and superfluous?
Superfetation
Definition:
(n.) The formation of a fetus at the result of an impregnation occurring after another impregnation but before the birth of the offspring produced by it. This is possible only when there is a double uterus, or where menstruation persists up to the time of the second impregnation.
Example Sentences:
(1) Combined pregnancies rarely occur without treatment with ovulation inducing agents by superfecundation and superfetation.
(2) Suspected superfetation was investigated in a Glasgow hybrid stock of mice.
(3) Intervals between successive deliveries that are shorter than the normal duration of gestation do not necessarily indicate superfetation and this phenomenon may be rare among hares in captivity as well as in the wild.
(4) A frequent explanation was that twins were the result of superfetation, a divine impregnation occurring along with that by the lawful husband.
(5) Those phases reviewed include ovulation, fertilization and tubal passage of sperm and fertilized ova, capacitation of spermatozoa, the spacing of ova along the uterus, preimplantation stages of the uterus and uterus-blastocyst interaction, decidualization, the zona pellucida, normal and delayed nidation, superfetation, and the parthogenetic activation of eggs.
(6) This observation reports a case of human superfetation.
(7) The possibility of inducing superfetation in hares by artificial insemination (AI) was investigated.
(8) Ovulation during pregnancy is hypothesized to be the cause of superfetation found in mares.
(9) The second gestation was of normal length and superfetation was not therefore considered to be the cause of the anomalous litters.
(10) In humans, superfetation has been recorded secondary to ovulation induced by clomiphene citrate.
(11) This case report should support earlier evidence that superfetation in the bovine can and does occur.
Superfluous
Definition:
(a.) More than is wanted or is sufficient; rendered unnecessary by superabundance; unnecessary; useless; excessive; as, a superfluous price.
Example Sentences:
(1) The tetracaine component of TAC is superfluous for obtaining topical anesthesia of minor dermal lacerations of the face in children.
(2) If exact indications are present, it can make a surgical intervention superfluous in selected cases.
(3) The surgical coordinates of the targets based on the stereotactic CT study with the Stereoadapter were on average as accurate as those obtained with ventriculography; therefore, ventriculography may become superfluous in functional stereotaxis.
(4) In many cases, the diagnosis is delayed, often being made only after comprehensive superfluous diagnostic procedures, sometimes invasive, and inappropriate treatment.
(5) 62 min Spain make a double substitution: Jesus Navas replaces the superfluous Sergio Busquets, and Fernando Torres replaces the disappointing David Silva.
(6) Tell me what will happen when the majority of mankind has become technologically superfluous."
(7) It is assumed that the neurotizing agent was the superfluous situational (photic) stimulation which presented excessive requirements to the mechanisms regulating the general functional state of the brain.
(8) Seen from the father's point of view, the son, on one hand represents the only solution for continuation of his life, the only possibility of victory over death, on the other hand however, he will substitute him one day, make him superfluous and eventually take his place.
(9) Feathering may be considered as a safety margin against spinal cord damage in medulloblastoma but it is superfluous in leukemia.
(10) In a later press statement, the Department of Health described the change as "a deep clean of superfluous national targets in favour of clearer, simpler standards".
(11) The great advances made in orthopaedic surgery over the last few decades have however not resulted in rehabilitative activity having become superfluous.
(12) Among reasons for inadequate numbers of doctors the author mentions in particular superfluous consulting, examinations in conjunction with assessment of the work capacity, and administrative work done by many doctors.
(13) Why, they ask, spend scarce public money on something that is both superfluous as a transport link and vastly expensive as a park?
(14) The effects of cue-load and cue-type (category and rhyming) on the cued recall of word lists were examined in amnesic and control subjects under conditions where contextual information was either important or superfluous to recall.
(15) For this reason a possible tooth involvement should be ruled out before therapy, loss of dental pulp of various origin and periodontal diseases should be excluded, otherwise the treatment must begin with the cause, after which further intervention is usually superfluous.
(16) Offering to these patients an adrenal autograft represents more than a superfluous medical exercise, since a successful outcome of the graft will relieve them of the burdens and risks of long-term postoperative steroid replacement therapy.
(17) The data obtained are suggestive of some "superfluity" of the protein steroid-binding site which, in turn, ensures the multifunctionality of estrophilic HSD including a possibility of an alternative orientation of steroids in their binding site.
(18) The findings of a questionnaire in 88 patients with 106 prostheses are presented, according to which substitution of the testis with a prosthesis is not a superfluous therapeutic procedure.
(19) Analysis of serial sections, and application of electron microscopic radioautography and histochemistry have suggested that these structures are associated with the nuclear envelope which is necessary for regulating the superfluous chromosome localization in the hybrid nucleus.
(20) Thus, the costly defibrillators delivering 400 to 800 joules now sold by 11 of 14 American manufacturers are superfluous, untested, potentially lethal devices with which to attempt ventricular defibrillation.